<template>
  <div class="message_container" v-if="visible">
      <div class="message_content">
          <div class="message_title">{{message}}</div>
          <div class="message_desc">{{desc}}</div>
          <div class="message_btn" @click="onclick">确定</div>
      </div>
  </div>
</template>

<script>
export default {
    data() {
        return {
            message: '',
            desc: '',
            visible: false
        }
    },
    methods: {
        onclick() {
            this.visible = false;
        }
    }
}
</script>

<style scoped>
.message_container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, .7);
    z-index: 9999;
}
.message_content {
    width: 90%;
    height: 180px;
    position: fixed;
    top: 30%;
    left: 5%;
    background-color: #fff;
    border-radius: 10px;
}
.message_title {
    height: 35%;
    line-height: 340%;
    font-size: 18px;
    color: #333;
    text-align: center;
}
.message_desc {
    height: 40%;
    text-align: center;
}
.message_btn {
    height: 25%;
    line-height: 280%;
    color: red;
    text-align: center;
}
</style>